Lennox Heat Pump Review in Canada [Brand Review & Buying Guide]

Our Lennox heat pump review will help you decide whether buying one is right for your home. This guide will discuss how well they stand up to our Canadian winters and outline Lennox heat pump specifications, including pros, cons, prices, warranty, and more.

Lennox Heat Pumps, at a Glance

Lennox heat pumps offer industry-leading efficiencies, up to 24 SEER and 10.20 HSPF, with options starting at 13 SEER and 7.7 HSPF. Most Lennox heat pumps are ENERGY STAR® certified.

With their dual-fuel capability, they’re designed to work hand-in-hand with a high-efficiency Lennox furnace. When it gets cold outside, your system can switch from electricity to natural gas, depending on the heat load and outdoor temperatures.

Lennox pumps are capable of pulling heat from the air as cold as -12°C (10°F) and can continue to operate with additional electric heat at temperatures down to -15°C (5°F). A notable innovation in some Lennox models is integrating photovoltaic solar technology, which can significantly reduce energy usage and costs.

Room for Improvement: Lennox is known as a premium heat pump brand. While their entry-level models are more affordable than the high-end ones, they still tend to be pricier than similar models from other brands.

Most Lennox parts are unique. Non-interchangeable parts can lead to higher maintenance costs and inconvenience for some customers.

Lennox’s focus is on delivering straightforward, high-quality heating and cooling solutions. It might not cater to those who prefer innovative technology and advanced features.

The Bottom Line: Lennox heat pumps are efficient, quiet, and versatile with dual-fuel capability and effective performance in cold temperatures down to -15 °C (5°F) with an average cost of $6,230 to $14,360.

However, their use of unique parts can lead to higher maintenance costs, and the premium pricing may deter budget-conscious consumers.

Lennox Heat Pump Customer Reviews

We continually gather and analyze real customer reviews for feedback on performance and reliability.

Many users express satisfaction with the quiet operation of models like the XP25 (ideal when installed in neat living spaces). Others have reported substantial savings on utilities, alongside consistent and comfortable temperature control provided by their systems. 

The compatibility of Lennox systems with alternative energy sources like solar power is a highlighted benefit, with some users noting minimal impact on energy consumption and continued savings. 

Some customers have experienced issues with their Lennox heat pumps, such as compressor failures within five years of installation, leading to unexpected repair costs that offset the unit’s efficiency savings. 

To mitigate such problems, regular maintenance by a qualified technician is crucial to identify and address potential issues early on.

Experienced professionals suggest that many issues, particularly in the first year, often stem from installation errors rather than manufacturing defects. Therefore, ensuring installation by a reputable, experienced contractor can significantly reduce the likelihood of early failures.

See our Best Heat Pumps & Brands

Lennox Heat Pump Specifications

Below, we’ll discuss key specifications of Lennox heat pumps, focusing on various features such as energy efficiency, noise, environmental impact, and more.

Energy Efficiency

Lennox heat pumps offer up to 24 SEER (Seasonal Energy Efficiency Ratio) and 10.20 HSPF (Heating Seasonal Performance Factor).

Here are Lennox heat pump models with their SEER rating:

Noise

Lennox heat pumps have an average noise rating of around 70 decibels, which is fairly standard for the industry.

Some models, like the XP25 and SL25XPV, are among the quietest in their lineup, with minimum noise levels dropping to around 58 decibels—comparable to the hum of a modern refrigerator.

The loudest models come from the Merit Series, reaching up to 80 decibels.

Operational Temperature Range

Lennox heat pumps effectively pull heat from the air in temperatures as low as -12°C (10°F) and can continue to operate with supplemental electric heat down to -15°C (5°F).

Environmental Impact

Lennox heat pumps are recognized for their environmental responsibility:

• ENERGY STAR Most Efficient 2021.
• Green Builder Sustainability Award 2019.
• Green Seal Certification.
• Featured in Green Builder HOT 50 Products.

Lennox also supports the Canadian Thermostat Recovery Program, overseen by HRAI, promoting responsible recycling practices in Canada.

Average Lifespan

The typical lifespan of a Lennox heat pump is between 10 and 12 years, though this can vary based on factors like usage patterns, local climate, and maintenance.

Some units may last less than 10 years, while well-maintained ones could reach 20 years. For best results, routine professional servicing is recommended to address any issues early and keep the heat pump running effectively.

Other Features

Here are some additional features of Lennox heat pumps:

• Dual-fuel compatibility (electricity and gas).
• Aluminum alloy for durability in harsh conditions.
• Integration with iComfort® S30 thermostat for connectivity, tuning, and proactive troubleshooting.
• Automatic energy-efficient temperature adjustments when you’re not home.
• Responsive to outdoor conditions (can adjust operation for pollen levels and air quality).

How Do Lennox Heat Pumps Work?

Lennox heat pumps cool homes by extracting indoor heat and releasing it outside. In colder months, they reverse this process, pulling heat from outdoor air to warm the inside. An indoor unit circulates this air throughout the home.

In extreme cold, electric heat strips or a gas furnace in a dual-fuel system provide additional warmth. A reversing valve in the pump allows the switch between heating and cooling modes, ensuring efficient year-round temperature control.

How Much Does a Lennox Heat Pump Cost?

Standard efficiency Lennox Heat Pumps in Canada typically cost between CAD $9,108 and CAD $11,352 for 14-16 SEER models. 

Higher-end “Signature Collection” models with 18-23 SEER ratings range from CAD $13,728 to CAD $24,684, suitable for cold-climate heating.

Here’s a breakdown of costs by series and tonnage:

Price of Each Series:

• The Merit Series: CAD $3,709.20 – CAD $8,710.02
• The Elite Series: CAD $7,227 – CAD $12,714.77
• The Dave Lennox Signature Collection: CAD $8,490.24 – CAD $14,545.48

Lennox ductless heat pumps can cost anywhere between $4,000 – $8,000 (with installation).

Price Based on Tonnage:

Heat Pump Cost Calculator

Read More: Heat Pump Price Guide for Canadians

Lennox Heat Pump Types and Series

Lennox categorizes its heat pumps into three series, each with distinct features and price points:

The Lennox Signature Series

The top-tier Signature series is the epitome of energy efficiency and comfort but comes at a higher price.

Key Features:

• SEER ratings from 19.2 to 24.
• HSPF ratings between 9.7 and 11.8.
• Variable-stage compressors.
• Noise levels range from 58 to 67 decibels.
• Compatibility with the PureAir air purification system.

The Lennox Elite Series

The Elite series strikes a balance between performance and cost.

Key Features:

• SEER ratings up to 16 to 22.
• HSPF ratings from 9.00 to 10.4.
• Single-stage or two-stage compressors.
• A noise level of 60 to 71 decibels.

The Lennox Merit Series

The Merit series is the most budget-friendly option.

Key Features:

• SEER ratings of 16 to 18.6.
• HSPF ratings of 8.2 – 10.6.
• Single-stage or multi-stage compressors.
• Higher noise levels at 74-76 decibels.

Lennox Heat Pump Pros and Cons

Lennox heat pumps are a popular choice for their efficiency and reliability, but it’s important to weigh both the advantages and potential drawbacks.

Pros

• Lennox models are known for their impressive SEER and HSPF ratings.
• Lennox heat pumps are compatible with Lennox furnaces (dual-fuel compatibility; either gas or electricity)
• Many Lennox pumps are ENERGY STAR®-certified
• It is a Texas-based company with several manufacturing units across the U.S.

Cons

• High upfront investment for models offering the highest efficiency.
• High-efficiency units often require proprietary thermostats.
• Using unique, non-interchangeable parts can result in higher maintenance costs and potential inconvenience.
• Some Lennox models may offer fewer features compared to other brands.

Lennox Heat Pump Warranty Analysis

Lennox provides a different warranty structure for each heat pump series:

The Merit Series

Merit models are backed by a 5-year Limited Warranty for both the compressor and other covered components. For those seeking longer protection, a 10-year Extended Limited Warranty is available, provided the product is registered.

The Elite Series

The Elite series offers a lengthier assurance, with a 10-Year Limited Warranty on compressors and a 5-Year Limited Warranty on other covered components. Like the Merit series, a 10-year Extended Limited Warranty can be obtained through product registration.

Dave Lennox Signature® Collection

The premium Dave Lennox Signature® Collection models come with a comprehensive 10-year Limited Warranty covering both the compressor and other components.

For all series, the extended warranty requires registration within 60 days of installation. Additionally, a separate labor warranty of 3 years is available.

Choosing the Right Lennox Heat Pump For Your Home

1. Lennox SL25XPV

The Lennox SL25XPV is a variable-capacity heat pump. It stands out for its variable-capacity operation and impressive efficiency, boasting up to 11.8 HSPF and 24 SEER.

Key Features:

• R-410A Refrigerant
• ENERGY STAR® Certified
• Tax Credit Eligible
• Noise: 58 decibels
• Variable-Capacity Operation
• Efficiency Rating (HSPF) of up to 11.8
• Efficiency Rating (SEER) of up to 24

2. Lennox XP25

The XP25 is known for its variable-capacity operation and low noise level of 58 decibels, similar to the SL25XPV.

Key Features:

• Variable-capacity operation
• Noise: 58 decibels
• R-410A refrigerant and Solar Ready
• Efficiency Rating (HSPF) of up to 23.5
• Efficiency Rating (SEER) of up to 10.2
• ENERGY STAR® Certified

3. Lennox XP21

The XP21 is a multi-stage heat pump that provides solid efficiency with up to 19.20 SEER and 9.70 HSPF.

Key Features:

• Efficiency Rating (HSPF) of up to 19.20
• Efficiency Rating (SEER) of up to 9.70
• Multi-Stage
• Noise: 67 decibels
• ENERGY STAR® Certified
• R-410A refrigerant and Solar Ready

Lennox Heat Pump Buyers Guide

If you’re buying a Lennox heat pump for your home, various factors can influence your satisfaction and the system’s performance.

1. Part Availability: Due to unique parts, it’s wise to choose popular Lennox models for better long-term part availability or secure a maintenance contract ensuring part supply.
2. Cost: While Lennox is premium-priced, look for discounts and incentives to reduce initial costs, especially during off-peak seasons. Use our free heat pump cost calculator to get instant estimates.
3. Single vs. Multi-Stage: Single-stage units suit milder climates and tighter budgets. Multi-stage units, though pricier, provide more efficient and flexible temperature control for varied climates.
4. Motor Type: Constant torque motors are cost-effective with consistent airflow. Variable-speed motors offer precise temperature control and efficiency, ideal for those prioritizing comfort and lower energy bills.
5. Noise Levels: Consider quieter models (less than 60 decibels) for placement near living or sleeping areas. In less noise-sensitive areas, a louder model might be acceptable and cost-effective.

Read more: Heat Pump Buying Guide for Canadians

Lennox Company Overview

Lennox is one of the leading HVAC manufacturers in Canada and the U.S., with a history dating back to 1895. It was founded by Dave Lennox in Marshalltown, Iowa. 

The company initially focused on machine repair for railroads but swiftly transitioned into heating solutions, creating the first riveted steel furnace. This pioneering spirit continued as Lennox introduced the forced air furnace for homes and ventured into air conditioning in the 1950s. Expanding into Canada in 1952 and introducing multi-zone rooftop units in 1965, Lennox has consistently led groundbreaking heating and cooling solutions.

Today, as part of Allied Air Enterprises and Lennox International, Lennox remains a leading brand renowned for producing some of the most efficient HVAC units available. 

Their product lineup includes central air conditioners, furnaces, and heat pumps, primarily manufactured in Dallas, Texas, with additional facilities in Iowa.

How Does Lennox Heat Pump Compare to Top Competitors?

Let’s compare Lennox heat pumps with other popular brands in Canada.

Lennox vs. Daikin

In terms of energy efficiency, Lennox generally leads the way. Daikin doesn’t offer any heat pumps with over 22.5 SEER rating. 

One significant advantage of Lennox over Daikin is the labor warranty. Lennox provides a 3-year labor warranty, while Daikin does not offer any.

Both Lennox and Daikin offer the same noise levels. However, Lennox has some units operating as quietly as 58 decibels. SkyAir FTQ Ducted is the quietest model offered by Daikin, with noise levels of only 47.5 decibels.

Daikin heat pumps may be preferred by homeowners looking for style as well as functionality.

Lennox vs. Mitsubishi

Both Lennox and Mitsubishi excel in energy efficiency, offering cost-saving operations over time. However, both Lennox and Mitsubishi are considered premium brands, and their pricing reflects this. 

Mitsubishi offers specific models like the FH06NA Wall-Mounted System, which has an exceptional SEER rating of up to 33.1. 

If you’re looking for better warranty coverage, Lennox generally provides better base warranties across many of its models compared to Mitsubishi heat pumps. 

Mitsubishi Electric is renowned for its quiet operation, with many models operating at around 50 decibels, which is generally quieter than Lennox. 

Mitsubishi heat pumps solely operate on electricity, whereas Lennox offers dual-fuel capability.

Lennox vs. Trane

Noise isn’t a significant differentiator between Lennox and Trane. The decision between Lennox and Trane will likely hinge on energy efficiency, warranty offerings, and environmental certifications.

Lennox heat pumps might be more efficient in energy usage and generally offer higher SEER ratings compared to Trane. Many Lennox models are ENERGY STAR certified, while some Trane models may lack this certification.

Despite the difference in energy efficiency, the average prices of Lennox and Trane heat pumps are very similar. 

Trane does not offer a labor warranty. However, Lennox provides the option to include a labor warranty in some plans.

Sound rating is not a significant deciding factor between the two brands.

Lennox Heat Pump FAQs